Latest filing published 17 Apr 2026 for Ionis Pharmaceuticals INC.
Filing timeline
BuySaleInsider track record
Brian Birchler: trading record in brief
All filings by Brian Birchler on record concern Ionis Pharmaceuticals Inc. In total, 28 filings cover trades dated from 17 April 2023 to 16 April 2026.
The open-market record consists of 11 sales worth €3.5M, with no purchase. Outside the open market, there are 2 share grants and 10 option exercises. So far in 2026, the count stands at no purchases and 3 sales.
The latest filing, published on 17 April 2026, reports an open-market sale of €62k in Ionis Pharmaceuticals Inc. Typically, a trade is published a median of 2 days after it takes place. For comparison, the SEC allows two business days to file a Form 4. Keep in mind that insiders sell for many reasons unrelated to the outlook, from tax bills to estate planning. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.
Companies and markets linked to Brian Birchler
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
- 1,875 shares0Common StockSEC:0000874015-26-000170:0
- 973 shares@ US$75.0420.0007% mcap2.8% of flowCommon StockSEC:0000874015-26-000170:1
- 351 shares@ US$48.86650.7% of flowCommon StockSEC:0000874015-26-000122:0
- 11,991 shares0Common StockSEC:0000874015-26-000097:0
- 8,480 shares@ US$75.1124.8% of flowCommon StockSEC:0000874015-26-000063:1
- 20,089 shares0Common StockSEC:0000874015-26-000063:0
- 8,000 shares@ US$76.172424.0% of flowCommon StockSEC:0000874015-25-000278:0
- 11,475 shares@ US$53.7724.0% of flowCommon StockSEC:0000874015-25-000259:0
- 166 shares@ US$27.710.2% of flowCommon StockSEC:0000874015-25-000187:0
- 1,875 shares0Common StockSEC:0000874015-25-000120:0
- 414 shares@ US$28.21150.5% of flowCommon StockSEC:0000874015-25-000099:0
- 14,283 shares0Common StockSEC:0000874015-25-000057:0
- 12 shares@ US$38.6410.0% of flowCommon StockSEC:0000874015-24-000216:0
- 1,875 shares0Common StockSEC:0000874015-24-000138:0
- 604 shares@ US$34.4250.9% of flowCommon StockSEC:0000874015-24-000123:0
- 12,080 shares0Common StockSEC:0000874015-24-000079:0
- 11,500 shares@ US$47.3422.2% of flowCommon StockSEC:0000874015-24-000004:0
- 1,875 shares0Common StockSEC:0000874015-23-000132:0
18 of 18 declarations
